Flow price: --
81bd8ff93b0d1930437c1bddc5e7c03679f971e3000835b542cc3b0a26485721

Transaction

Hash: 81bd8ff93b0d1930437c1bddc5e7c03679f971e3000835b542cc3b0a26485721
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 81bd8ff93b0d1930437c1bddc5e7c03679f971e3000835b542cc3b0a26485721:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
81bd8ff93b0d1930437c1bddc5e7c03679f971e3000835b542cc3b0a26485721
Status:
ERROR
Block height:
39738036
Block id:
16948448c6c6fd4e65344ba710b7d53d8e25da7e1a1ad0ed5f9661ab0bff2e0e
Timestamp:
Wednesday 26 October 2022 at 08:37:20 UTC
()
Proposer:
Authorizers:
Gas used:
47